| Issue | #71 |
| Published | March 1964 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Notes | The October, 1963 "Statement of Ownership, Management, and Circulation" is included in this issue. The average circulation for the previous 12 months was 946,053. |
| Characters | Dennis Mitchell; Tommy Anderson |
| Genre | children; humor |
| Pencils | Owen Fitzgerald |
| Inks | Owen Fitzgerald |
| Synopsis | "Dennis Under the Sea" - A report on a newspaper printed on a U.S. submarine that includes the daily Dennis the Menace comic strip. |
| Letters | typeset |
| Characters | Dennis Mitchell; Alice Mitchell; Tommy Anderson; Joey McDonald; Ruff; Margaret Wade |
| Genre | children; humor |
| Script | Fred Toole |
| Pencils | Owen Fitzgerald |
| Inks | Owen Fitzgerald |
| Reprinted | in Dennis the Menace Pocket Full of Fun (Fawcett, 1969 series) #7; in Dennis the Menace Pocket Full of Fun (Fawcett, 1969 series) #33 |
| Characters | Dennis Mitchell; Alice Mitchell; Tommy Anderson; Joey McDonald; Henry Mitchell |
| Genre | children; humor |
| Script | Fred Toole |
| Pencils | Owen Fitzgerald |
| Inks | Owen Fitzgerald |
| Reprinted | in Dennis the Menace Pocket Full of Fun (Fawcett, 1969 series) #7; in Dennis the Menace Pocket Full of Fun (Fawcett, 1969 series) #33 |
| Synopsis | Reprints of 7 daily Dennis the Menace cartoons. |
| Genre | humor |
| Script | Hank Ketcham |
| Pencils | Hank Ketcham |
| Inks | Hank Ketcham |
| Letters | Hank Ketcham |
| Synopsis | A history of U.S. flags. |
| Letters | typeset |
| Synopsis | 2 card tricks. |
| Letters | typeset |
| Notes | These 2 pages are printed out of order. |
| Characters | Dennis Mitchell; Margaret Wade; Gina Romano; Sally; Alice Mitchell; Henry Mitchell; Ruff |
| Genre | children; humor |
| Script | Fred Toole |
| Pencils | Owen Fitzgerald |
| Inks | Owen Fitzgerald |
| Synopsis | "Dennis Contest Down Under" |
| Letters | typeset |
| Characters | Dennis Mitchell; Alice Mitchell; Joey McDonald |
| Genre | children; humor |
| Script | Fred Toole |
| Pencils | Owen Fitzgerald |
| Inks | Owen Fitzgerald |
| Notes | Printed on the back cover. |